US3135883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protector
Assignee: Emerson Electric Co
•
Filing: 1961-11-06
•
Granted: 1964-06-02
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Expires: 1981-11-06
Abstract
No abstract record available.
Inventors
- 👤 Chester S Phillips
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:07
CPC Classifications
H; H02; H02K; H02K11/00; H02K11/20; H02K11/25
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
185 words
IN AN ELECTRIC MOTOR HAVING A RADIALLY INNER AND A RADIALLY OUTE SET OF COILS, BOTH WITH PROJECTING END WIRES, SUCCESSIVE COILS OF EACH SET BENG CIRCUMFERENTIALLY SPACED, LEAVING A GAP BETWEEN THEM, AND THE COILS OF THE TWO SETS BEING CIRCUMFERENTIALLY STAGGERED WITH RESPECT TO ONE ANOTHER TO PROVIDE AREAS AT WHICH THE END WIRES OF ONE COIL OF ONE GROUP AND THE END WIRES OF THE TWO COILS OF THE OTHER GROUP ARE RADIALLY IMPOSED, THE IMPROVEMENT COMPRISING A THERMAL PROTECTOR HAVING AN ELONGATED HEAT CONDUCTING STAP EXTENDING LONGITUDINALLY CIRCUMFERENTIALLY AND BETWEEN THE RESPECTIVE END WIRES OF TWO COILS OF ONE GROUP AND ONE COIL OF THE OTHE GROUP WHICH ARE RADIALLY IMPOSED, AND STRAP HAVING AN ELONGATED PACKET THEEREIN, OPENING AT ONE AXIAL END; A THERMOSTATIC SWITCH MOUNTED IN SAID POCKET, SAID THERMOSTATIC SWITCH HAVING A HEAT RESPONSIVE ELEMENT WITHIN SAID POCKET SAID HEAT RESPONSIVE ELEMENT AND ITS ENCLOSING POCKET BEING BURIED BETWEEN THE END WIRES OF TWO OF SAID REDIALLY IMPOSED COLS, ADJACENT BUT OUT OF A GAP BETWEEN SUCCESSIVE COILS, AND ELECTRICAL CONDUCTORS EXTENDING FROM SAID SWITCH INTO SAID GAP.
Claim 2
Dependent Claim
185 words
IN AN ELECTRIC MOTOR HAVING A RADIALLY INNER AND A RADIALLY OUTE SET OF COILS, BOTH WITH PROJECTING END WIRES, SUCCESSIVE COILS OF EACH SET BENG CIRCUMFERENTIALLY SPACED, LEAVING A GAP BETWEEN THEM, AND THE COILS OF THE TWO SETS BEING CIRCUMFERENTIALLY STAGGERED WITH RESPECT TO ONE ANOTHER TO PROVIDE AREAS AT WHICH THE END WIRES OF ONE COIL OF ONE GROUP AND THE END WIRES OF THE TWO COILS OF THE OTHER GROUP ARE RADIALLY IMPOSED, THE IMPROVEMENT COMPRISING A THERMAL PROTECTOR HAVING AN ELONGATED HEAT CONDUCTING STAP EXTENDING LONGITUDINALLY CIRCUMFERENTIALLY AND BETWEEN THE RESPECTIVE END WIRES OF TWO COILS OF ONE GROUP AND ONE COIL OF THE OTHE GROUP WHICH ARE RADIALLY IMPOSED, AND STRAP HAVING AN ELONGATED PACKET THEEREIN, OPENING AT ONE AXIAL END; A THERMOSTATIC SWITCH MOUNTED IN SAID POCKET, SAID THERMOSTATIC SWITCH HAVING A HEAT RESPONSIVE ELEMENT WITHIN SAID POCKET SAID HEAT RESPONSIVE ELEMENT AND ITS ENCLOSING POCKET BEING BURIED BETWEEN THE END WIRES OF TWO OF SAID REDIALLY IMPOSED COLS, ADJACENT BUT OUT OF A GAP BETWEEN SUCCESSIVE COILS, AND ELECTRICAL CONDUCTORS EXTENDING FROM SAID SWITCH INTO SAID GAP.
References Cited (Backward Citations)
US2967269A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |